Recode Decode, hosted by Kara Swisher

Dave Asprey: How to be a biohacker

Bulletproof founder and former CEO Dave Asprey talks about the invention and current state of “biohacking," how his blog for “bulletproof executives” grew into a global lifestyle, and the most important ways to track and improve one’s life. Asprey explains how intermittent fasting works — but may not be right for everyone seven days a week — and says that…